spring开发_Annotation_AOP_Before增强处理

com.b510.app.test; org.springframework.context.ApplicationContext; org.springframework.context.support.ClassPathXmlApplicationContext; com.b510.service.AnimalService; SpringTest { main(String[] args) { ApplicationContext act = ClassPathXmlApplicationContext("beans.xml"); AnimalService cat = (AnimalService) act.getBean("cat"); cat.printResult(); cat.printHobby(); } }

com.b510.aspect; org.aspectj.lang.annotation.Aspect; org.aspectj.lang.annotation.Before; @Aspect MyBeforeAdvice { i = 0; @Before("execution(* com.b510.service.impl.*.*(..))") getVisits() { System.out.println("自定义切面MyBeforeAdvice类的getVisits()方法的执行此数为" + (++i)); } }

com.b510.service; AnimalService { printResult(); printHobby(); }

com.b510.service.impl; org.springframework.stereotype.Component; com.b510.service.AnimalService; @Component CatServiceBean AnimalService { String name; String hobby; String getHobby() { hobby; } String getName() { name; } @Override printHobby() { System.out.println("我的兴趣爱好是" + getHobby()); } @Override printResult() { System.out.println("大家好，我是" + getName()); } setHobby(String hobby) { .hobby = hobby; } setName(String name) { .name = name; } }

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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:context="http://www.springframework.org/schema/context" xmlns:aop="http://www.springframework.org/schema/aop" xsi:schemaLocation="http://www.springframework.org/schema/beans http:spring-beans-3.0.xsd http: http: http: http: ="com.b510.aspect,com.b510.service"> expression="org.aspectj.lang.annotation.Aspect" /> ="com.b510.service.impl.CatServiceBean">

2012-3-13 20:33:46 org.springframework.context.support.AbstractApplicationContext prepareRefresh 信息: Refreshing org.springframework.context.support.ClasspathXmlApplicationContext@c1b531: display name [org.springframework.context.support.ClasspathXmlApplicationContext@c1b531]; startup date [Tue Mar 13 20:33:46 CST 2012]; root of context hierarchy 2012-3-13 20:33:46 org.springframework.beans.factory.xml.XmlBeanDeFinitionReader loadBeanDeFinitions 信息: Loading XML bean deFinitions from path resource [beans.xml] 2012-3-13 20:33:56 org.springframework.context.support.AbstractApplicationContext obtainFreshbeanfactory 信息: Bean factory application context [org.springframework.context.support.ClasspathXmlApplicationContext@c1b531]: org.springframework.beans.factory.support.DefaultListablebeanfactory@12a3722 2012-3-13 20:33:56 org.springframework.beans.factory.support.DefaultListablebeanfactory preInstantiateSingletons 信息: Pre-instantiating singletons in org.springframework.beans.factory.support.DefaultListablebeanfactory@12a3722: defining beans [myBeforeAdvice,catServiceBean,org.springframework.context.annotation.internalCommonAnnotationProcessor,org.springframework.context.annotation.internalAutowiredAnnotationProcessor,org.springframework.context.annotation.internalrequiredAnnotationProcessor,org.springframework.aop.config.internalAutoproxyCreator,cat]; root of factory hierarchy 自定义切面MyBeforeAdvice类的getVisits()方法的执行此数为1 大家好，我是加菲 自定义切面MyBeforeAdvice类的getVisits()方法的执行此数为2 我的兴趣爱好是吃，喝，睡觉

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